Home / 1,649,364.95-2,474,112.77-784,592.15

Finding the Fourth Proportional to 1,649,364.95, 2,474,112.77 and 784,592.15

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Solution

The fourth proportional to 1,649,364.95, 2,474,112.77 and 784,592.15 is: 1,176,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,364.95 : 2,474,112.77 = 784,592.15 : x
  2. Step 2: Convert to fraction form
    1,649,364.95/2,474,112.77 = 784,592.15/x
  3. Step 3: Cross multiply
    1,649,364.95x = 2,474,112.77 × 784,592.15
  4. Step 4: Simplify right side
    1,649,364.95x = 1,941,169,457,556.76
  5. Step 5: Solve for x
    x = 1,941,169,457,556.76/1,649,364.95
  6. Step 6: Final answer
    x = 1,176,919.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.